package bean;

public class Course {
    public static String getName()
    {
        return "course_" + RandomTool.getRandomStr(10);
    }
    public static String getCredit()
    {
        return RandomTool.getRandom(3) + "";
    }
    public static String getCid(int i)
    {
        return "3" + String.format("%05d",i);
    }
}
